In most cultures, the god who created this world is worshipped extensively, however Hinduism is a little strange.
In Hinduism Brahma is said to have created the world and yet this god is rarely worshipped by Hindus.
In the Hindu trinity of Gods, Brahma, Vishnu and Shiva, Brahma is the creator of this world, Vishnu is the sustainer and Shiva is the destroyer.
The western Judeo Christian tradition looks at world on the outside, while Hindu tradition looks at the world on the insi de.
All of you must have seen the movie matrix, if not then please watch it, it is a great movie and portrays this aspect beautifully.
In other words the world that these humans experience is only inside their brain.